Classes offered by nonprofit or municipal groups.

Editor’s Note: While all attempts have been made to make these lists as accurate as possible, times and program availability may be subject to change. Please check information in advance to avoid disappointment.

Alameda County

Berkeley Repertory Theatre. Classes for children in K-8 in theater arts and more. Free theater classes for families one Sunday each month. 2071 Addison St., Berkeley. 510-647-2972. www.berkeleyrep.org.

The Crucible. Classes for ages 12-18 in blacksmithing, welding and making glass tiles. 1260 7th St., Oakland. 510-444-0919.

Hayward Area Park and Recreation District (H.A.R.D.). Classes for kids, youth and teens. Camps, sports, art, nature, gymnastics, dance, fitness and more. 510-317-2302. www.hard.dst.ca.us.

Habitot Children’s Museum. Children's classes for early learning. 2065 Kittredge St., Berkeley. 510-647-1112. www.habitot.org.

Junior Center of Art and Science. A variety of visual arts and science classes after school for ages 5-17. Less common offerings include carpentry and cartooning. 588 Bellevue Ave., Oakland. 510-839-5777. www.juniorcenter.org.

Livermore Area Recreation and Park District. Wide range of classes for sports, dance and art for kids ages 1-15. 71 Trevarno Road, Livermore. 925-373-5707. www.larpd.dst.ca.us.

Studio One Art Center. More than 100 hands-on art classes, monitor-assisted labs and activities for children, teens, adults and seniors at all skill levels for a moderate fee. 365 45th St., Oakland. 510-597-5027. www.oaklandnet.com/parks/facilities/points_studio_one.asp.

ARF! Pet-related classes and camps for children of all ages and their families on choosing a puppy, animal behavior and pet care. $25 per session. Four-week class sessions. 2890 Mitchell Dr., Walnut Creek. 925-296-3152. www.arf.net.

Brentwood Parks and Rec. A range of classes for kids and families including swimming, basketball, football, golf, art, dance, drawing, parent/child dance and more. 708 Third St. 925-516-5444. www.ci.brentwood.ca.us.

City of San Ramon. Classes for toddlers and youth including gymnastics, bowling, music and dance, Spanish, cooking, art and writing. 925-973-3200. www.ci.san-ramon.ca.us.

City of San Leandro. All kinds of classes for parents and kids including arts, crafts, dance and sports. 510-577-3462. www.ci.san-leandro.ca.us/slrecactivguide.html.

City of Walnut Creek. Besides the sports and art classes you expect from city recreation organizations, Walnut Creek also offers carpentry, science, acting, golf and cooking camps. 925-943-5858. www.walnutcreekrec.org.

Diablo Light Opera Company’s Starstruck. Children ages 4-13 who are interested in learning about musical theater can do so through summer camps offered through this Pleasant Hill company. There are two programs, one for ages 4-6, and another for ages 7-13. The camps are offered in three sessions. For more information and registration, visit www.dloc.org or call Kristin Butler, Starstruck producer, at 925-708-6188.

Don Edwards San Francisco Bay National Wildlife Refuge. Classes and hikes that teach kids ages 2 and up and adults about the local environment. 1 Marshlands Rd., Fremont. 510-792-0222. 1751 Grand Blvd., Alviso. 408-262-5513. www.fws.gov/pacific/desfbay/.

Lindsay Wildlife Museum. Classes for ages 5-15, and some parent/child classes. Subjects include animal husbandry and earth science. 1931 First Ave., Walnut Creek. 925-935-1978. www.wildlife-museum.org.

Pleasant Hill Parks and Rec. A wide variety of classes are available for toddlers, kids and teens in sports, music, dance, gardening, art and more. 925-682-0896. www.pleasanthillrec.com.